13680699

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 20528640

約数和(自身を除く): 6847941

約数列:

[1, 3, 17, 23, 51, 69, 107, 109, 321, 327, 391, 1173, 1819, 1853, 2461, 2507, 5457, 5559, 7383, 7521, 11663, 34989, 41837, 42619, 125511, 127857, 198271, 268249, 594813, 804747, 4560233, 13680699]

約数ペア:

[(1, 13680699), (3, 4560233), (17, 804747), (23, 594813), (51, 268249), (69, 198271), (107, 127857), (109, 125511), (321, 42619), (327, 41837), (391, 34989), (1173, 11663), (1819, 7521), (1853, 7383), (2461, 5559), (2507, 5457)]